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JPL Small-Body Database Browser
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65682 (1990 QU2)
Classification: Mars-crossing Asteroid          SPK-ID: 2065682
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2475207215432193 4.0437e-08  
a 2.211276672832536 8.7426e-09 au
q 1.663939875241337 9.2017e-08 au
i 7.607115174257689 4.2085e-06 deg
node 164.2524130064524 3.1153e-05 deg
peri 177.2126848311293 3.2256e-05 deg
M 17.86490816895759 1.1331e-05 deg
tp 2458940.897930304480
(2020-Apr-01.39793030)
3.758e-05 TDB
period 1201.055437143015
3.29
7.1229e-06
1.95e-08
d
yr
n .2997363725827197 1.7776e-09 deg/d
Q 2.758613470423734 1.0907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      831  
   data-arc span      10539 days (28.85 yr)  
   first obs. used      1990-08-24  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56229  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:43:58  

Additional Information
 Earth MOID = .655842 au 
 Jupiter MOID = 2.65261 au 
 T_jup = 3.605 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO474534  

65682 (1990 QU2)          Discovered 1990-Aug-24 by Holt, H. E. at Palomar
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 QU2 = 2000 RG4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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